A police investigator makes an inventory of the money found near the body of Herman Cunanan, who police said was killed by men riding in two motorcycles, in Quezon city, Metro Manila, Philippines October 19, 2016. Cunanan was a drug user, his unidentified live-in partner told reporters. (Photo by Erik De Castro/Reuters)

Policemen stand guard in front of the flag-draped coffin of fellow police officer Rancel Cruz, who police investigators said was shot dead by a drug addict, in Manila, Philippines October 19, 2016. (Photo by Erik De Castro/Reuters)

Relatives and friends of policeman Rancel Cruz, whom police investigators said was shot dead by a drug addict, attend his wake in Manila, Philippines October 19, 2016. (Photo by Erik De Castro/Reuters)

A policeman pays his respects to fellow officer Rancel Cruz, whom police investigators said was shot dead by a drug addict, in Manila, Philippines October 19, 2016. (Photo by Erik De Castro/Reuters)

Fellow police officers in civilian clothes and friends attend the wake of officer Rancel Cruz, whom police investigators said was shot dead by a drug addict, in Manila, Philippines, October 19, 2016. (Photo by Erik De Castro/Reuters)

The body of policeman Rancel Cruz, whom police investigators said was shot dead by a drug addict, lies in a coffin in Manila, Philippines, October 19, 2016. (Photo by Erik De Castro/Reuters)

A policeman stands guard beside the flag-draped coffin of fellow officer Rancel Cruz, whom police investigators said was shot dead by a drug addict, in Manila, Philippines October 19, 2016. (Photo by Erik De Castro/Reuters)

Children peep through a window to view the interior of the house of Rizaldy Alvarez, who was killed in a gunfight with local police during a drug bust in metro Manila, Philippines October 19, 2016. (Photo by Romeo Ranoco/Reuters)

Funeral workers carry the body of Rizaldy Alvarez who died after a gunfight with local police inside his house during a drug bust in metro Manila, Philippines October 19, 2016. (Photo by Romeo Ranoco/Reuters)

People gather outside a house where two men were killed during a drugs related police operation in Manila, Philippines October 19, 2016. (Photo by Damir Sagolj/Reuters)

A body is taken out of a house where two men were killed during a drugs related police operation in Manila, Philippines October 19, 2016. (Photo by Damir Sagolj/Reuters)

A cat sits behind a police line during investigating after two men were killed during a drugs related police operation in Manila, Philippines October 19, 2016. (Photo by Damir Sagolj/Reuters)

Blood remains on a bed inside the room where a man was killed during a drugs related police operation in Manila, Philippines October 19, 2016. (Photo by Damir Sagolj/Reuters)

A body is taken out of a house where two men were killed during a drugs related police operation in Manila, Philippines October 19, 2016. (Photo by Damir Sagolj/Reuters)

A food vendor holds a baby as funeral workers carry the body of one of two men killed inside a slum in port area on Manila, Philippines early October 21, 2016. (Photo by Damir Sagolj/Reuters)

A relative holds a cardboard next to a picture of Florjohn P. Cruz inside a house where he was killed in a police drugs buy bust operation in Manila, Philippines late October 20, 2016. The cardboard, that family said was found in the house where Florjohn was killed, reads “Pusher At Adik, Wag Tularan”, which translates to “I am a (drug) pusher and addict, don't be like me”. (Photo by Damir Sagolj/Reuters)

The body of a man killed is covered with a blanket inside a slum in port area of Manila, Philippines early October 21, 2016. (Photo by Damir Sagolj/Reuters)

Friends play cards during a wake outside the home of Florjohn P. Cruz who was killed in a police drugs buy bust operation in Manila, Philippines late October 20, 2016. (Photo by Damir Sagolj/Reuters)

Friends and relatives mourn by the coffin during a wake for Florjohn P. Cruz who was killed in a police drugs buy bust operation in Manila, Philippines late October 20, 2016. (Photo by Damir Sagolj/Reuters)

Investigators take notes next to the body of a man killed in a shootout with police in Manila, Philippines early October 21, 2016. According to the police, sachets containing substance believed to be drug shabu (Metamphetamine Hydrochloride) were found in the killed man's pockets. (Photo by Damir Sagolj/Reuters)

Passengers look from inside a passing jeepney at the site where a man was killed in a shootout with police in Manila, Philippines early October 21, 2016. (Photo by Damir Sagolj/Reuters)

A gun is seen next to the body of a man was killed in a shootout with police in Manila, Philippines early October 21, 2016. According to the police, sachets containing substance believed to be drug shabu (Methamphetamine Hydrochloride) were found in the killed man's pockets. (Photo by Damir Sagolj/Reuters)

Onlookers gather at the site where a man was killed in a shootout with police in Manila, Philippines early October 21, 2016. (Photo by Damir Sagolj/Reuters)

Passengers look from inside a passing jeepney at the site where a man was killed in a shootout with police in Manila, Philippines early October 21, 2016. (Photo by Damir Sagolj/Reuters)

Parents mourn at the police station after their seven-year-old daughter was found killed at Tugatog public cemetery, in Manila, Philippines early October 22, 2016. According to local media, a registered drug user known to the police was detained as a suspect involved in the killing. (Photo by Damir Sagolj/Reuters)

The wife of Rancel Cruz, a police officer killed by an unknown gunman earlier this month, receives the flag that was covering the coffin, during her husband's funeral in Manila, Philippines October 22, 2016. (Photo by Damir Sagolj/Reuters)

Wife, mother and sister of Rancel Cruz, a police officer killed by an unknown gunman earlier this month, touch his body which is placed in a coffin, during the funeral in Manila, Philippines October 22, 2016. (Photo by Damir Sagolj/Reuters)

Onlookers gather near the spot where a man was killed during a police drugs buy-bust operation in Manila, Philippines late October 21, 2016. (Photo by Damir Sagolj/Reuters)

Mother and other close relatives of Rancel Cruz, a police officer killed by an unknown gunman earlier this month, touch his body placed in a coffin, during the funeral in Manila, Philippines October 22, 2016. (Photo by Damir Sagolj/Reuters)

The wife of Rancel Cruz, a police officer killed by an unknown gunman earlier this month, touches the glass covering his coffin, during the funeral in Manila, Philippines October 22, 2016. (Photo by Damir Sagolj/Reuters)

The national flag is folded over the coffin of Rancel Cruz, a police officer killed by an unknown gunman earlier this month, during his funeral in Manila, Philippines October 22, 2016. (Photo by Damir Sagolj/Reuters)

The wife of Rancel Cruz, a police officer killed by an unknown gunman earlier this month, touches the glass covering his coffin, during the funeral in Manila, Philippines October 22, 2016. (Photo by Damir Sagolj/Reuters)

A flag covers the coffin of Rancel Cruz, a police officer killed by an unknown gunman earlier this month, inside his house, before his funeral in Manila, Philippines October 22, 2016. (Photo by Damir Sagolj/Reuters)

A man is comforted by his wife after their seven-year-old daughter was found killed at Tugatog public cemetery, in Manila, Philippines early October 22, 2016. (Photo by Damir Sagolj/Reuters)

Friends and relatives of Rancel Cruz, a police officer killed by an unknown gunman earlier this month, look as his coffin is placed into the resting place at a cemetery in Manila, Philippines October 22, 2016. (Photo by Damir Sagolj/Reuters)

A policeman secures the entrance to the alley where a man was killed during a police drugs buy-bust operation in Manila, Philippines late October 21, 2016. (Photo by Damir Sagolj/Reuters)

The wife of Rancel Cruz, a police officer killed by an unknown gunman earlier this month, touches the glass covering his coffin, during the funeral in Manila, Philippines October 22, 2016. (Photo by Damir Sagolj/Reuters)

A boy holds a picture of Rancel Cruz, a police officer killed by unknown gunman earlier this month, as friends and relatives visit a church before his funeral in Manila, Philippines October 22, 2016. (Photo by Damir Sagolj/Reuters)

Lovely Batiancila weeps during the funeral of her father Vicente, whom police said was among five victims of drug related killings three weeks ago, in Navotas, Metro Manila in the Philippines, October 23, 2016. (Photo by Erik De Castro/Reuters)

Neighbours watch as mourners carry the coffin of Vicente Batiancila, whom police said was among five victims of drug related killings three weeks ago, during his funeral in Navotas, Metro Manila in the Philippines, October 23, 2016. (Photo by Erik De Castro/Reuters)

Families and friends walk behind the hearse transporting the coffin of Vicente Batiancila, whom police said was among five victims of drug related killings three weeks ago, during his funeral in Navotas, Metro Manila in the Philippines, October 23, 2016. (Photo by Erik De Castro/Reuters)

Mourners carry the coffin of Vicente Batiancila, whom police said was among five victims of drug related killings three weeks ago, during his funeral in Navotas, Metro Manila in the Philippines, October 23, 2016. (Photo by Erik De Castro/Reuters)

Friends wait for the start of the funeral of Vicente Batiancila, whom police said was among five victims of drug related killings three weeks ago, in Navotas, Metro Manila in the Philippines, October 23, 2016. (Photo by Erik De Castro/Reuters)

Mourners place the coffin of Vicente Batiancila, whom police said was among five victims of drug related killings three weeks ago, in an apartment style tomb during his funeral in Navotas, Metro Manila in the Philippines, October 23, 2016. (Photo by Erik De Castro/Reuters)

Families and friends walk behind the hearse transporting the coffin of Vicente Batiancila, whom police said was among five victims of drug related killings three weeks ago, during his funeral in Navotas, Metro Manila in the Philippines, October 23, 2016. (Photo by Erik De Castro/Reuters)

A mural of a woman is pictured at Navotas Public Cemetery, Metro Manila, in the Philippines, October 23, 2016. (Photo by Erik De Castro/Reuters)

Mourners carry the coffin of Vicente Batiancila in a slum district where he lived, whom police said was among five victims of drug related killings three weeks ago, during his funeral in Navotas, Metro Manila in the Philippines, October 23, 2016. (Photo by Erik De Castro/Reuters)

Children play in front of a mural at Navotas Public Cemetery, Metro Manila in the Philippines, October 23, 2016. (Photo by Erik De Castro/Reuters)

Police investigate the body of Herman Cunanan, whom police said was killed by men riding in two motorcycles, in Quezon city, Metro Manila, Philippines October 19, 2016. Cunanan was a drug user, his unidentified live-in partner told reporters. (Photo by Erik De Castro/Reuters)